regular-expression – Page 2 – CodeRavo

Filtering Rows in Pandas DataFrames Based on String Patterns

Filtering rows in a Pandas DataFrame based on string patterns is a common task, especially when … Filtering Rows in Pandas DataFrames Based on String PatternsRead more

DataFrame, filtering, Pandas, regex, regular-expression, str-contains, string-pattern

Efficiently Checking for Multiple Substrings Within a String

Finding Multiple Substrings in a String Often, a programming task requires determining if any or all … Efficiently Checking for Multiple Substrings Within a StringRead more

aho-corasick, all, any, list comprehension, performance optimization, python-string, regular-expression, set, string matching, substring-search

Counting Substring Occurrences in Strings

Counting Substring Occurrences in Strings A common task in string manipulation is counting how many times … Counting Substring Occurrences in StringsRead more

count, indexOf, JavaScript, occurrences, regex, regular-expression, split, string, string manipulation, substring

Constraining String Length with Regular Expressions

Regular expressions (regex) are powerful tools for pattern matching within strings. A common use case is … Constraining String Length with Regular ExpressionsRead more

character-class, length-constraint, pattern matching, quantifier, regex, regular-expression, string validation

Determining Letter Case in JavaScript Strings

Introduction In JavaScript, determining whether a letter within a string is uppercase or lowercase is a … Determining Letter Case in JavaScript StringsRead more

character-case, JavaScript, lowercase, regular-expression, string manipulation, uppercase

Finding All Occurrences of a Substring in Python

Finding All Occurrences of a Substring in Python Often, when working with strings, you need to … Finding All Occurrences of a Substring in PythonRead more

find, findall, finditer, generator, list comprehension, Python, re, regex, regular-expression, string, string manipulation, substring

Filtering Git History by Author

Exploring Commit History with Targeted Filtering Git is a powerful version control system, and navigating its … Filtering Git History by AuthorRead more

author, commit, committer, filtering, filtering-commits, Git, git-log, history, regular-expression, version control

Efficient String Replacement in JavaScript

JavaScript provides powerful tools for manipulating strings. A common task is replacing specific characters or substrings … Efficient String Replacement in JavaScriptRead more

character-class, JavaScript, regular-expression, replace, string manipulation, string-methods, string-replacement

Validating Numeric String Input in Python

Validating Numeric String Input in Python Often, programs need to accept input from users and interpret … Validating Numeric String Input in PythonRead more

float, input, integer, isdigit, isnumeric, numeric-input, Python, regular-expression, string, try-except, validation

Removing Duplicate Lines in Notepad++

Notepad++ offers several ways to remove duplicate lines from a text file, ranging from built-in features … Removing Duplicate Lines in Notepad++Read more

duplicate-lines, line-operations, Notepad++, regex, regular-expression, remove duplicates, text editor, text-processing, textfx, unique-lines